Planning application
42 Rhymney Street Cathays Cardiff CF24 4DG
Works: Extension Loft or dormer Demolition Domestic
Read from the description, not a valuation. How we read the register
Permission granted. Work must normally begin within five years of the decision or the permission lapses.
Proposal
Demolition and partial reduction of rear extension; erection of rear dormer roof extension; and internal alterations to facilitate the change of use from a dwellinghouse (C3) to a 6-bedroom House in Multiple Occupation (C4)
As published by the council, reference 26/00898/FUL
Application record
- Reference
- 26/00898/FUL
- Type
- Full Planning Permission
- Status
- Decided
- Decision
- Permission Granted
- Received
- 6 May 2026
- Validated
- 6 May 2026
- Decided
- 14 Aug 2026
- Ward
- CATHAYS
- Decision by
- Delegated to Group Leader
- Postcode
- CF24 4DG
Timeline
Dates from the published record
-
6 May 2026
Received by Cardiff
-
22 Jul 2026
Added to PlanIndex
-
13 Aug 2026
Status changed to Awaiting decision
Previously Registered.
-
14 Aug 2026
Decision issued: Permission Granted
Who's behind it
Company information only, from the register and Companies House
HAFREN DESIGNS Agent, a design practice
48 applications on PlanIndex · across 4 councils · 95% granted
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See their track recordDocuments
Plans, drawings, consultee responses and the officer's report
8 documents on file for this application
A planning file usually holds the application form, drawings and site plans, consultee responses, the officer's report and the decision notice.
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Open the documentsWhat this grant of permission means
Cardiff granted permission on 14 August 2026, subject to any conditions on the decision notice. Work must normally begin within five years or the permission lapses. More in our guide to what happens after a planning decision.
About full applications
A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.
Nearby applications
Within 500 metres
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51 Rhymney Street Cathays Cardiff CF24 4DH
Ground floor rear extension plus rear dormer loft extension and conversion to class C4 House in Multiple Occupation.
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115 Richmond Road Roath Cardiff CF24 3BS
Retention of store and garage building with internal alterations.
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55 Rhymney Street Cathays Cardiff CF24 4DH
Change of Use to Class C4 House in Multiple Occupation with rear and side extensions and a rear dormer roof extension.
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117 Richmond Road Roath Cardiff CF24 3BS
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57 Rhymney Street Cathays Cardiff CF24 4DH
Change of use to class C4 House in Multiple Occupation (HMO) with rear extensions and dormer loft conversion.
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121 Richmond Road Roath Cardiff CF24 3BS
GROUND AND FIRST FLOOR REAR EXTENSION
Granted Householder Extension 7 docsDomestic
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